CHAST
Chatham Island Standard Time
GMT +12:45
NZDT
New Zealand Daylight Time
GMT +13

Time Difference

Chatham Island Standard Time is 0 hours and 15 minutes behind New Zealand Daylight Time
11:00 am11:00 in CHAST is 11:15 am11:15 in NZDT

CHAST to NZDT call time
Best time for a conference call or a meeting is between 8am-5:45pm in CHAST which corresponds to 8:15am-6pm in NZDT

11:00 am11:00 Chatham Island Standard Time (CHAST). Offset UTC +12:45 hours
11:15 am11:15 New Zealand Daylight Time (NZDT). Offset UTC +13:00 hours

11:00 am11:00 CHAST / 11:15 am11:15 NZDT

CHAST NZDT
12am (midnight) 12:15 am
1am 1:15 am
2am 2:15 am
3am 3:15 am
4am 4:15 am
5am 5:15 am
6am 6:15 am
7am 7:15 am
8am 8:15 am
9am 9:15 am
10am 10:15 am
11am 11:15 am
12pm (noon) 12:15 pm
1pm 1:15 pm
2pm 2:15 pm
3pm 3:15 pm
4pm 4:15 pm
5pm 5:15 pm
6pm 6:15 pm
7pm 7:15 pm
8pm 8:15 pm
9pm 9:15 pm
10pm 10:15 pm
11pm 11:15 pm
0:00 0:15
1:00 1:15
2:00 2:15
3:00 3:15
4:00 4:15
5:00 5:15
6:00 6:15
7:00 7:15
8:00 8:15
9:00 9:15
10:00 10:15
11:00 11:15
12:00 12:15
13:00 13:15
14:00 14:15
15:00 15:15
16:00 16:15
17:00 17:15
18:00 18:15
19:00 19:15
20:00 20:15
21:00 21:15
22:00 22:15
23:00 23:15

Chatham Island Standard Time

Offset: CHAST is 12 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Pacific

CHAST Time Zone Geo Map
CHAST timezone map

CHAST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1245 - basic
  • +12:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1245 - sign character (+) followed by a four digit time providing hours (12) and minutes (45) of the offset. Indicates twelve hour and forty-five minutes time differences to the east of the zero meridian.

New Zealand Daylight Time

Offset: NZDT is 13 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

Countries: It is used in following countries: Antarctica, New Zealand

Principal Cities: The largest city in the NZDT timezone is Auckland from New Zealand with population about 1.535 million people. Other major cities in the area are Wellington, Christchurch, Hamilton, Tauranga

NZDT Time Zone Geo Map
NZDT timezone map

Daylight Saving: New Zealand Daylight Time (NZDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe New Zealand Standard Time (NZST).

Daylight saving time clock moves forward for one hour from 2am to 3amStart: New Zealand Daylight Time (NZDT) started on Sunday, September 26, 2021 at 2:00 am local time and clocks were set one hour forward to Sunday, September 26, 2021, 3:00 am. Daylight saving starts annually the on last Sunday of September

Daylight saving time clock moves back for one hour from 3am to 2amEnd: New Zealand Daylight Time (NZDT) ends on Sunday, April 3, 2022 at 3:00 am local time and clocks are set one hour back to Sunday, April 3, 2022, 2:00 am local standard time instead. Daylight saving ends annually the on first Sunday of April

NZDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +13 - basic short
  • +1300 - basic
  • +13:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates thirteen hour and zero minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects NZDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Antarctica/McMurdo
  • Antarctica/South_Pole
  • NZ
  • Pacific/Auckland
Time zones with the GMT +13 offset:
  • FJST - Fiji Summer Time
  • NZDT - New Zealand Daylight Time
  • PHOT - Phoenix Island Time
  • TKT - Tokelau Time
  • TOT - Tonga Time
  • WST - West Samoa Time
  • WSST - West Samoa Standard Time